82127682411918 has 144 divisors (see below), whose sum is σ = 200785393227888. Its totient is φ = 22351891161600.

The previous prime is 82127682411833. The next prime is 82127682411959. The reversal of 82127682411918 is 81911428672128.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 4505863 + ... + 13585218.

It is an arithmetic number, because the mean of its divisors is an integer number (1394343008527).

Almost surely, 2^{82127682411918} is an apocalyptic number.

82127682411918 is an abundant number, since it is smaller than the sum of its proper divisors (118657710815970).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82127682411918 is a wasteful number, since it uses less digits than its factorization.

82127682411918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18091171 (or 18091147 counting only the distinct ones).

The product of its digits is 6193152, while the sum is 60.

The spelling of 82127682411918 in words is "eighty-two trillion, one hundred twenty-seven billion, six hundred eighty-two million, four hundred eleven thousand, nine hundred eighteen".